All conditioned things are impermanent

Buddhism says that all existence is ‘conditioned’ — it is all conditional on other conditions. Everything is interconnected. Everything affects everything else. Everything that is, is because other things are. The fact that everything is nothing more than a set of relations is consistent with the modern scientific view of the material world.

Ravana’s teachings

This story is not in Ramcharitmanas or in Valmiki Ramayana, but it was probably added in some later versions of Ramayana. This story is, however, very famous. After airing fatal arrow on the battlefield of Lanka, Lord Rama told his brother Lakshmana: “Go to Ravana quickly before he dies and request him to share whatever knowledge he can. A brute he may be, but he is also a great scholar!”